AT-2716POE Fast Ethernet Fiber & PoE Adapter Installation and User’s Guide
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Appendix B

Cleaning Fiber Optic Connectors
The fiber optic connector consists of a fiber optic plug and its adapter.
The end of the fiber optic cable is held in the core of the ferrule in the
plug. Light signals are transmitted through the core of the fiber. Even
minor smudges or dirt on the end face of the fiber, completely invisible to
the naked eye, can disrupt light transmission and lead to failure of the
component or of the entire system. Therefore, it is of utmost importance
to clean all fiber optic connectors before use.
Figure 44 shows the ferrule in an SC connector.
Figure 44. Ferrule in an SC Connector Plug
Figure 45 shows part of the end face of an unclean and clean ferrule.
Figure 45. Unclean and Clean Ferrule
This appendix provides the following procedures
“Using a Cartridge-Type Cleaner” on page 92
“Using a Swab” on page 94